From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31739 invoked by alias); 31 Dec 2013 23:52:17 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 31682 invoked by uid 55); 31 Dec 2013 23:52:13 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/59647] [4.8 Regression] ICE in simplify_const_unary_operation, at simplify-rtx.c:1597 Date: Tue, 31 Dec 2013 23:52:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 4.8.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.3 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2013-12/txt/msg02512.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59647 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Tue Dec 31 23:52:11 2013 New Revision: 206268 URL: http://gcc.gnu.org/viewcvs?rev=206268&root=gcc&view=rev Log: PR rtl-optimization/59647 * cse.c (cse_process_notes_1): Don't substitute negative VOIDmode new_rtx into UNSIGNED_FLOAT rtxes. * g++.dg/opt/pr59647.C: New test. Added: branches/gcc-4_8-branch/gcc/testsuite/g++.dg/opt/pr59647.C Modified: branches/gcc-4_8-branch/gcc/ChangeLog branches/gcc-4_8-branch/gcc/cse.c branches/gcc-4_8-branch/gcc/testsuite/ChangeLog